|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||222/083; 222/080; 222/541.2; 222/541.5; 206/222; 215/006; 215/112; 426/112; 426/115; 426/123; 220/521|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 2 인용 특허 : 5|
The present invention provides a package assembly that incorporates a foamable topping under pressure and provides the consumer with a fresh, foamed topping when the package is opened. In one version, the topping material is carried under pressure on top of the liquid contents of the package, and foams when the package is opened. In other versions the topping is carried within the cap or cover of the package, and is selectively dispensed by the consumer after the package has been opened.
What is claimed is: 1. A package assembly including a bottle having an opening, a product within the bottle, the product being one which many consumers prefer to enjoy with a fresh, foamed topping, a cap assembly, means attaching the cap assembly to the bottle to close the bottle's opening, the cap assembly including a cap, a membrane extending across the interior of the cap and enclosing a chamber between the cap and the membrane, a foamable liquid held under pressure within the chamber of the cap assembly, and means to enable the consumer to selectiv...